google-app-engine - 使用 GAE Python 第二代在本地运行
问题描述
我已经使用 GAE/P 1st gen 很多年了,并且正在跳到我的第一个 GAE/P 2nd gen 项目。
我正在尝试像使用dev_appserver.py
第一代应用程序一样在本地运行它,但是在这方面文档非常混乱。
我可以自己运行 Flask ( python main.py
),但静态文件不起作用(因为 Flask 对 Flask 一无所知app.yaml
)并且数据存储也不起作用。
GAE 文档说这dev_appserver.py
应该适用于第 2 代(Windows 除外,但我使用的是 Mac),但是当我运行它时,出现以下错误。
当我dev_appserver.py
使用 Python 2 或 3 运行时会发生这种情况。我还CLOUDSDK_PYTHON
按照说明设置了我的 Python 2 二进制文件。
那么,我怎么能以静态文件和数据存储的工作方式在本地运行我的 GAE/P 2nd gen 项目?!?
$ python ~/google-cloud-sdk/bin/dev_appserver.py --application=myapp --support_datastore_emulator=False ./app.yaml
INFO 2019-02-12 00:39:21,885 devappserver2.py:278] Skipping SDK update check.
INFO 2019-02-12 00:39:23,128 api_server.py:275] Starting API server at: http://localhost:51187
INFO 2019-02-12 00:39:23,139 instance_factory.py:71] Detected Python 3.6.5
INFO 2019-02-12 00:39:24,459 instance_factory.py:205] Using pip to install dependency libraries; pip stdout is redirected to /var/folders/yd/xr84fg0946l72fp_cc6j9l540000gr/T/tmpj3SEUZ
INFO 2019-02-12 00:39:24,459 instance_factory.py:211] Running /var/folders/yd/xr84fg0946l72fp_cc6j9l540000gr/T/tmpLtysT3/bin/pip install --upgrade pip
INFO 2019-02-12 00:39:24,469 stub_util.py:357] Applying all pending transactions and saving the datastore
INFO 2019-02-12 00:39:24,469 stub_util.py:360] Saving search indexes
Traceback (most recent call last):
File "/.../google-cloud-sdk/platform/google_appengine/dev_appserver.py", line 96, in <module>
_run_file(__file__, globals())
File "/.../google-cloud-sdk/platform/google_appengine/dev_appserver.py", line 90, in _run_file
execfile(_PATHS.script_file(script_name), globals_)
File "/.../google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/devappserver2.py", line 600, in <module>
main()
File "/.../google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/devappserver2.py", line 588, in main
dev_server.start(options)
File "/.../google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/devappserver2.py", line 360, in start
options.api_host, apiserver.port, wsgi_request_info_)
File "/.../google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/dispatcher.py", line 248, in start
ssl_port)
File "/.../google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/dispatcher.py", line 384, in _create_module
ssl_port=ssl_port)
File "/.../google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/module.py", line 1309, in __init__
super(AutoScalingModule, self).__init__(**kwargs)
File "/.../google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/module.py", line 598, in __init__
self._module_configuration)
File "/.../google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/module.py", line 231, in _create_instance_factory
module_configuration=module_configuration)
File "/.../google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/python/instance_factory.py", line 98, in __init__
self._SetupVirtualenvFromConfiguration()
File "/.../google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/python/instance_factory.py", line 143, in _SetupVirtualenvFromConfiguration
self._venv_dir, requirements_file.name)
File "/.../google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/python/instance_factory.py", line 228, in _SetupVirtualenv
cls._RunPipInstall(venv_dir, requirements_file_name)
File "/.../google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/python/instance_factory.py", line 212, in _RunPipInstall
pip_proc = subprocess.Popen(pip_cmd, stdout=pip_out)
File "/usr/local/Cellar/python@2/2.7.15/Frameworks/Python.framework/Versions/2.7/lib/python2.7/subprocess.py", line 394, in __init__
errread, errwrite)
File "/usr/local/Cellar/python@2/2.7.15/Frameworks/Python.framework/Versions/2.7/lib/python2.7/subprocess.py", line 1047, in _execute_child
raise child_exception
OSError: [Errno 2] No such file or directory
解决方案
经过一夜好眠后,我能够找出问题所在...
我dev_appserver.py
在我的虚拟环境中运行。出于某种原因,这导致dev_appserver.py
无法找到pip
(需要在 my 中安装软件包requirements.txt
)。
在运行之前退出我的虚拟环境可以dev_appserver.py
解决问题。
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